Appendix a <i/o port pin assignment, A.1 <serial ata port, A.2 <irda port – COMMELL MS-C71 User Manual
Page 38: A.3 <serial port 1, A.4 <serial port 2
MS-C71 User’s Manual
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Appendix A <I/O Port Pin Assignment>
A.1 <Serial ATA Port>
Connector: SATA1/2/3/4/5/6/7/8
Type: 7-pin wafer connector
1
2
3
4
5
6
7
GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND
A.2 <IrDA Port>
Connector: CN_IR
Type: 5-pin header for SIR Ports
A.3 <Serial Port 1>
Connector: COM1
Type: 9-pin D-sub male connector on bracket
Pin
Description
Pin
Description
1 DCD-
6 DSR
2 SIN-
7 RTS
3 SO-
8 CTS
4 DTR-
9 RI
5 Ground
A.4 <Serial Port 2>
Connector: COM2
Type: 9-pin D-sub male connector on bracket
Pin
Description
Pin
Description
1 DCD/422TX-/485 6 DSR
2 RXD/422TX+/485+
7 RTS
3 SO-
/422RX+
8 CTS
4 DTR-
/422RX-
9 RI
5 Ground
Pin
Description
1 VCC
2 N/C
3 IRRX
4 Ground
5 IRTX
1
5
JCSEL1 must jump to “SIR”
7 1
9
6
5
1
9
6
5
1